Port 3427

websphere-snmp · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicewebsphere-snmp
Registered2002-02

Frequently asked questions

What is port 3427 used for?

Port 3427 is registered with the IANA for websphere-snmp (TCP/UDP). Description: WebSphere SNMP.

Is port 3427 a well-known port?

No. Port 3427 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3427 is open?

Locally on Linux with ss -tulpn | grep ':3427\b', on Windows with netstat -ano | findstr :3427. To test a remote host use Test-NetConnection <host> -Port 3427 in PowerShell or nc -zv <host> 3427 on Linux/macOS.

How do I open port 3427 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3427/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3427/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3427" -Direction Inbound -Protocol TCP -LocalPort 3427 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPwebsphere-snmpWebSphere SNMP
UDPwebsphere-snmpWebSphere SNMP

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